A battery-like device that runs on algae, light, and water can power a microprocessor chip—the brains of a computer—for up to a year, researchers report in a new study. About the size of a AA battery, the new device is built using “common, durable, inexpensive and largely recyclable materials,” they...
It would be nice in there were a link to them paper, or more details on the battery composition. If it works so well and is so simple why don’t we already have people using them?